Rake for spreading insulation in building structures



FIG. 1 is a pictorial perspective of insulation rake embodying my invention;

FIG. 2 is a front elevational view thereof;

FIG. 3 is a top view thereof;

FIG. 4 is a rear elevational view thereof;

FIG. 5 is a top plan view thereof; and

FIG. 6 is a side elevational view thereof. 

The ornamental design for insulation rake, substantially as shown. 